minecraft_end_generation 0.2.1

The minecraft end generation implemented in rust
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use java_random::Random;
use std::time::{SystemTime};
use minecraft_end_gen_rs::EndGen;

fn main() {
    let seed: u64 = 1551515151585454;
    let offset_x: i32 = 10000;
    let offset_z: i32 = 10000;
    let now = SystemTime::now();
    run_offset(seed,offset_x,offset_z);
    println!("{}",now.elapsed().expect("error").as_secs_f64());
    let now = SystemTime::now();
    run_random(seed);
    println!("{}",now.elapsed().expect("error").as_secs_f64())
}
fn run_offset(seed:u64,offset_x:i32,offset_z:i32){
    let now = SystemTime::now();
    let mut gen: EndGen = EndGen::new(seed);
    println!("{}",now.elapsed().expect("error").as_secs_f64());
    let mut som:i32 =0;

    for x in 0..1000 {
        for z in 0..1000 {
            som=som.wrapping_add(gen.get_final_biome_2d(x+offset_x,z+offset_z) as i32);
        }
    }
    println!("{}",som);
}

fn run_random(seed:u64){
    let mut gen: EndGen = EndGen::new(seed);
    let mut som:i32 =0;
    let mut r =Random::with_seed(1);

    for _ in 0..100 {
        for _ in 0..100 {
            som=som.wrapping_add(gen.get_final_biome_2d(r.next_int_n(1000),r.next_int_n(1000)) as i32);
        }
    }
    println!("{}",som);
}